Investment in Unconsolidated Affiliates	9 Months Ended
Oct. 31, 2017
Equity Method Investments and Joint Ventures [Abstract]
Investment in Unconsolidated Affiliates	Note 3 – Investment in Unconsolidated Affiliates Investment in Fabco Holding B.V. In August 2017, the Company entered into a joint venture agreement with Amlon Capital B.V. (“Amlon”), a private company incorporated in the Netherlands, to produce and market women’s and men’s apparel and accessories pursuant to a long-term license for DKNY and Donna Karan in the People’s Republic of China, including Macau, Hong Kong and Taiwan. The Company owns 49% of the joint venture, with Amlon owning the remaining 51%. The joint venture will be funded with $25 million of equity to be used to strengthen the DKNY and Donna Karan brands and accelerate the growth of the business in the region. Of this amount, G-III is required to contribute an aggregate of $10.0 million to the joint venture by August 2018. G-III funded $49,000 of this amount upon the signing of the joint venture agreement. As of January 1, 2018, this joint venture will be the exclusive seller of women’s and men’s apparel, handbags, luggage and certain accessories under the DKNY and Donna Karan brands in the territory. The investment in Fabco, which is being accounted for under the equity method of accounting, is reflected in Investment in Unconsolidated Affiliates on the Condensed Consolidated Balance Sheets at October 31, 2017. Investment in Karl Lagerfeld Holding B.V. In February 2016, the Company acquired a 19% minority interest in KLH, the parent company of the group that holds the worldwide rights to the Karl Lagerfeld brand. The Company paid 32.5€ million (approximately $35.4 million at the date of the transaction) for this interest. This investment is intended to expand the partnership between the Company and the Karl Lagerfeld brand and extend their business development opportunities on a global scale. The investment in KLH, which is being accounted for under the equity method of accounting, is reflected in Investment in Unconsolidated Affiliates on the Condensed Consolidated Balance Sheets at October 31, 2017.

Investment in Unconsolidated Affiliates

9 Months Ended

Oct. 31, 2017

Equity Method Investments and Joint Ventures [Abstract]

Note 3 – Investment in Unconsolidated Affiliates

Investment in Fabco Holding B.V.

In August 2017, the Company entered into a joint venture agreement with Amlon Capital B.V. (“Amlon”), a private company incorporated in the Netherlands, to produce and market women’s and men’s apparel and accessories pursuant to a long-term license for DKNY and Donna Karan in the People’s Republic of China, including Macau, Hong Kong and Taiwan. The Company owns 49% of the joint venture, with Amlon owning the remaining 51%. The joint venture will be funded with $25 million of equity to be used to strengthen the DKNY and Donna Karan brands and accelerate the growth of the business in the region. Of this amount, G-III is required to contribute an aggregate of $10.0 million to the joint venture by August 2018. G-III funded $49,000 of this amount upon the signing of the joint venture agreement. As of January 1, 2018, this joint venture will be the exclusive seller of women’s and men’s apparel, handbags, luggage and certain accessories under the DKNY and Donna Karan brands in the territory. The investment in Fabco, which is being accounted for under the equity method of accounting, is reflected in Investment in Unconsolidated Affiliates on the Condensed Consolidated Balance Sheets at October 31, 2017.

Investment in Karl Lagerfeld Holding B.V.

In February 2016, the Company acquired a 19% minority interest in KLH, the parent company of the group that holds the worldwide rights to the Karl Lagerfeld brand. The Company paid 32.5€ million (approximately $35.4 million at the date of the transaction) for this interest. This investment is intended to expand the partnership between the Company and the Karl Lagerfeld brand and extend their business development opportunities on a global scale. The investment in KLH, which is being accounted for under the equity method of accounting, is reflected in Investment in Unconsolidated Affiliates on the Condensed Consolidated Balance Sheets at October 31, 2017.